Home / 7,025.44-10,538.72-1,831.36

Finding the Fourth Proportional to 7,025.44, 10,538.72 and 1,831.36

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Solution

The fourth proportional to 7,025.44, 10,538.72 and 1,831.36 is: 2,747.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,025.44 : 10,538.72 = 1,831.36 : x
  2. Step 2: Convert to fraction form
    7,025.44/10,538.72 = 1,831.36/x
  3. Step 3: Cross multiply
    7,025.44x = 10,538.72 × 1,831.36
  4. Step 4: Simplify right side
    7,025.44x = 19,300,190.26
  5. Step 5: Solve for x
    x = 19,300,190.26/7,025.44
  6. Step 6: Final answer
    x = 2,747.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.